Hoto-lithographeti



^ fmleypa.

.Td allvp'rsonsto ."wiein.lthesepresents` maj/'comer l Beit knownthatI, (JrLORGrEV.4 GABY, of "the city and countyof Providence, offthe 'State of Rhode ls'land, have made a newand useful invention, having referenoelto Door-Knobs; `.and do hereby declare the .whichdenotesadoor with a lock and paix-ofi knobs b appliedto it, oneof the latter beingexhibited in llon- 4gitndinal section, in orderto illustrate my invention.

" .In such drawing..-

`A denotes the door, ora partjthereof; l

C', the'otherknob.` f. u One .object ofthe improved knobihereinaiter deseribedis toavoid, forwthepurpos'e of' connecting` a knob toits shank, theemployment of a pin or screw, `going transversely into or through the knob and shank, the pint or scre\v,junder such circumstances, being very Lliableto work loose andfalloutofplace, so as to ad- `and shank to be readily` adaptable to doors. oidiiiei- `ent thicknesses, aswellias'ltoadjnst l and support the knQbS; Sothat therernay'bejlittleor no1 lateral play` or Ishakegfas well as little Aor notendwise movement `of,l

y'.In ithe drawing a` male screw c nt on the eeilternalsnricejofthesaid projection.,l This body-support r 1ste vbe fastened-to the door by ineansg ofiscrlefws e fcgoing through `'the diskand'into the door. l f y On the said screwjoffj the part htheknob-body fl is towbe screwed, suchbodybeing separate from the head e, andfforinedl with alongitndi'nal sectiongas represented. i' .1 i l Thelbody d, and thehead ellusually make ofwood, F.thespindle beingof metal.` "Anyproper material orV materials", however, may hefnsedin makingthesaid ".q.1aa1*ls of the knob. `1

ingfrom the head e.

placed ,upon the shank orspindle .E so `as to revolve l therewith, the spindle being square or'prismatic where same to .be fully described, in thejpfollowing speciica-` tion, and represented in -`the aecompanying drawing,

dlthe knob-body sup-.l`

` l `Letters Putent'lllo.,104,420fdated A.Tune 21, 1870.

Ato the spindle, in manner as represented.

i "LwJLeAnn-or*"PRovrDENoE, anche Isnaivn-r iMPRvEMNT 1N' noonfmvos. The .Schedule referred to in `these LetterePatent and making part of the same.v l

it enters thelsleeve, and the latter being formed to A `male screw,I t', provided with a notched head, screws endwise i'nto the spindle E, and goes through a retaining disk or washer, k, havinga diameter larger than that of the adjaent end ofthe spindle. There is a recess or chamber,l`, formed in the head e, to receive thedisk 7; and the head of the screw.

One l or more small, square, metallic extension-A pieces-m, each having a width equal to, or alittle less than, that of the end of thespindle, whichis alsosquare, may beplaced on the screwfl, in order to uenable the spindle to beadapted to a door sc as to avoid endvvise play of the spindle.

From the above itwill beA seen that the knobfin some particulars, is like a oapstan, formed with a head,

stationary.

toY revolve independently vof' the barrel or body. Eor this reason `I havetermed -the knob the""capstan knob, in` order, in oommon.parlanee,`to distinguish it from others. f j

By turning the head e, on the body d, the spindle will be revolved with the head, and the bodywill be The head takes, `or" has, a bearing ijn the' body, by which the headis supported, so that -therecan heno the head while being revolved.l t

I make noclainitothe knob or, mechanism as de-j scribed inzgAllnon Gooleys rejectedfapplicaton, filedV October `13,`;1$S6();\nordo l claim. any thing orcombination fas described-in the Britishpatent of-Pitt, No.."l",350, for 1858. Neither, of them show. my pe'` culiar constrnction'of knob, nor do they show, my peculiar arrangement or employment of one or more extension-pieces, with the screws and washer of the spindle and sleeve. l

I claimj `The improved knob,

as made with its head e and to extendinto and .encompass the body, and to -lserewnpon a. sleeve,- 4h, applied and fastened to the -spindle E, in manner and bymeans as set. forth, the part' or body d of the knob'heing screwed to .or fast-l ened upon the rose or part D connected with the door,

as` explained ;V also 1 Y .b j

The arrangement of' one or more extension-pieces m, Withthe spindle E, the sleeve h and its confining-screw et', and the knob-head e, and body d, constructed and applied together, substantially in manner ashereinbeeno. W. onor.

fore explained.

Witnesses: l

JOHN H. S'mmss, Y Y I. B. S'rINEss, Jr. 1

injurious or unpleasant lateral movement or shake"of W 

